GM LG Bore Valve Core Remover/Installer

Mastercool GM Large Bore Valve Core Remover / Installer MSC91491

• Removes and installs service valve cores without losing system charge
• Sturdy ball valve design controls refrigerant flow with 1/4 turn of the valve lever
• Lever position also gives visual indication of whether valve is opened or closed
• Has a storage compartment in the handle for spare valve cores

This tool speeds recovery and recharging.